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84 lines
3.1 KiB
C++
84 lines
3.1 KiB
C++
/*
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* Copyright (C) 1999 Lars Knoll <knoll@kde.org>
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* Copyright (C) 1999 Antti Koivisto <koivisto@kde.org>
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* Copyright (C) 2006 Allan Sandfeld Jensen <kde@carewolf.com>
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* Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
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* Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010 Apple Inc. All rights reserved.
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* Copyright (C) 2010 Patrick Gansterer <paroga@paroga.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef RenderImageResource_h
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#define RenderImageResource_h
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#include "core/fetch/ImageResource.h"
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#include "core/fetch/ResourcePtr.h"
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#include "core/rendering/style/StyleImage.h"
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namespace blink {
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class RenderObject;
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class RenderImageResource {
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WTF_MAKE_NONCOPYABLE(RenderImageResource); WTF_MAKE_FAST_ALLOCATED;
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public:
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virtual ~RenderImageResource();
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static PassOwnPtr<RenderImageResource> create()
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{
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return adoptPtr(new RenderImageResource);
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}
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virtual void initialize(RenderObject*);
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virtual void shutdown();
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void setImageResource(ImageResource*);
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ImageResource* cachedImage() const { return m_cachedImage.get(); }
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virtual bool hasImage() const { return m_cachedImage; }
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void resetAnimation();
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virtual PassRefPtr<Image> image(int /* width */ = 0, int /* height */ = 0) const
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{
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return m_cachedImage ? m_cachedImage->imageForRenderer(m_renderer) : Image::nullImage();
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}
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virtual bool errorOccurred() const { return m_cachedImage && m_cachedImage->errorOccurred(); }
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virtual void setContainerSizeForRenderer(const IntSize&);
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virtual bool usesImageContainerSize() const { return m_cachedImage ? m_cachedImage->usesImageContainerSize() : false; }
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virtual bool imageHasRelativeWidth() const { return m_cachedImage ? m_cachedImage->imageHasRelativeWidth() : false; }
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virtual bool imageHasRelativeHeight() const { return m_cachedImage ? m_cachedImage->imageHasRelativeHeight() : false; }
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virtual LayoutSize imageSize(float multiplier) const { return getImageSize(multiplier, ImageResource::NormalSize); }
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virtual LayoutSize intrinsicSize(float multiplier) const { return getImageSize(multiplier, ImageResource::IntrinsicSize); }
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virtual WrappedImagePtr imagePtr() const { return m_cachedImage.get(); }
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protected:
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RenderImageResource();
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RenderObject* m_renderer;
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ResourcePtr<ImageResource> m_cachedImage;
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private:
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LayoutSize getImageSize(float multiplier, ImageResource::SizeType) const;
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};
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} // namespace blink
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#endif // RenderImage_h
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